Are needed by the body in small amounts

The correct answer would be - vitamins and trace elements.

Explanation:

Vitamins are the substance that is essential for the body in very small amounts as deficiency and excessive amounts both can cause disorder or disease in an individual thus, their proper amount is required for the body. There are 13 vitamins that essential for body A, D, E, K, C and B vitamins ( 8 types).

Trace elements that are essential for the body in a very small amount. These elements are minerals. These are inorganic substances required by the body in very small quantities for various functions such as iron, zinc, fluoride, iron, selenium, and copper.

Thus, the correct answer would be - vitamins and trace elements.

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